Answers LHS Physical Science Unit Test — Unit testQuestion 18

18

QuizMultiple Choice

Unit Test — Unit test

Question 18 • LHS Physical Science

"Na2SO3” represents sodium sulfite.What does the 4 mean in the formula 4Na2SO3?

Answer

A

There are four atoms of sodium.

B

There are four atoms of sodium sulfite.

C

There are four molecules of sodium sulfite.

D

There are four elements in sodium sulfite.

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